Investments (Details - Investment Income) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income	$ 114,000	$ 122,000	$ 125,000	$ 124,000	$ 136,000	$ 135,000	$ 153,000	$ 147,000	$ 484,367	$ 571,338	$ 629,148
Trading securities [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income									484,367	571,338	629,148
Trading securities [Member] | Fixed maturities [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income									446,299	512,833	561,576
Trading securities [Member] | Short-term investments, cash and cash equivalents [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income									1,886	2,905	3,843
Trading securities [Member] | Equity securities [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income									32,989	26,207	19,815
Trading securities [Member] | Funds held and other [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income									34,215	44,109	49,502
Trading securities [Member] | Funds Held - Directly Managed investment [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income									20,502	29,031	37,919
Trading securities [Member] | Investment Expenses [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net Investment Income									$ (51,524)	$ (43,747)	$ (43,507)